//锁的模拟实现
#pragma once
#include<iostream>
#include<pthread.h>

namespace MutexModule
{
    class Mutex
    {
    public:
        Mutex()
        {
            pthread_mutex_init(&_mutex, nullptr);
        }

        void Lock()
        {
            int n = pthread_mutex_lock(&_mutex);
            (void)n;
        }

        void Unlock()
        {
            int n = pthread_mutex_unlock(&_mutex);
            (void)n;
        }

    //获取锁的get方法，会把内部锁的地址发回 
        pthread_mutex_t *Get()
        {
            return &_mutex;
        }


        ~Mutex()
        {
            pthread_mutex_destroy(&_mutex);
        }

    private:
        pthread_mutex_t _mutex;
    };

    
    class LockGuard
    {
    public:
        LockGuard(Mutex &mutex):_mutex(mutex)
        {
            _mutex.Lock();
        }

        ~LockGuard()
        {
            _mutex.Unlock();
        }

        Mutex &_mutex;
    }; 

}
